16-Channel AD/DA ConverterThe Madison offers the pure SPL analog sound for every MADI equipped digital console, audio router and PC MADI card. With 16 input and 16 output channels in a single rack space, the Madison combines state of the art signal conversion with highly reliable clock and MADI processing. And as a true SPL unit it is simple to operate, easy to expand and, of course, an awesome sounding conversion system.